No passwords, no registration, no paywalls, no popups, no AI

As an Amazon Associate & eBay Partner we earn from affil links

finishing.com -- The Home Page of the Finishing Industry

Search our quarter-million Q&As

Home of the finishing HOTLINE since 1989

-----

ENP vs. Chrome Plating for ball valves

I am an Engineer working in ENP company, we have to choose ball valves, ball having coating of either Electroless Nickel Plated or Chrome Plated. It may be noted that these valves are to be used in high pressure gas transmission pipelines and that gas may contain Hydrogen sulfide, Carbon , water and condensate.

Please provide information if you have any.

Khalid Dero
Design Engineer - Karachi, Sindh, Pakistan
January 8, 2010

High phos EN is a proved and excellent barrier against corrosion. Hard chrome is better for erosion and wear. Unfortunately the described environment is too complex to forecast. You have to try,
Guillermo Marrufo - Monterrey Mexico

Guillermo Marrufo
Monterrey, NL, Mexico
January 13, 2010

Sorry! Finishing.com is temporarily Read-Only.
Ted Mooney is retiring but I have several offers to take it over.
We're working hard to make sure we find it the best new home.

Disclaimer: It's not possible to fully diagnose a finishing problem or the hazards of an operation via these pages. All information presented is for general reference and does not represent a professional opinion nor the policy of an author's employer. The internet is largely anonymous & unvetted; some names may be fictitious and some recommendations might be harmful.

If you are seeking a product or service related to metal finishing, please check these Directories: